目前，挖掘机正被广泛应用于基本建设的各个领域，为了适应各种不同的复杂作业需求，施工中需要频繁更换不同工作装置，挖掘机快换装置用于各类工作装置机具的快速更换，可提高工作效率实现一机多能。%At present, the excavator is widely used in various fields of infrastructure. In order to adapt to a variety of complex operational requirements, we need frequently replace different devices. Quick coupling devices of excavators are used to change various attachments rapidly, which can increase work efficiency and realizes versatility of a machine.
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